Outer fabric: A stretch fabric with bamboo fibers which is soft, breathable and anti-bacterial. "Athermic" feeling: Provides a feeling of warmth in winter and cool in summer for ultimate comfort. Mattress: Get an 18cm bamboo relax mattress. Padded: Both sides are padded with layers of silicone hollow fibers, which give a feeling of cosy comfort. Features: A high-density foam core mattress, providing an ideal firmness to support the body. Sizes: Choose from 15 sizes fitting Single, Small Double, Double, King or Super King beds.. | Bamboo Relax Mattress - Single